Space Cardan's requirement for craftsmanship is to produce each product as an artwork. The Space Cardan transmission shaft bicycle uses international standard raw materials and is precision processed by more than 60 imported CNC lathes and milling machines. It undergoes different degrees of heat treatment, sand throwing, hardening of arc-shaped bevel gears, spindle, carbon steel shaft and precision sealed internal precision bearings, and is assembled by a master with 10 years of work experience. After assembly, the strength and durability of the transmission shaft bicycle were strictly tested using testing equipment, with a pass rate of 99.9%.

For 27 years, Space Cardan has been committed to the production, research and development, and manufacturing of driveshaft bicycles, solving various problems for more customers and creating satisfactory driveshaft bicycles. The transmission system of the Space Cardan bicycle has a 5-year warranty period for non-human reasons. If any product quality problems occur during the warranty period, Space Cardan is responsible for free replacement. Other parts, Space Cardan has a 5-year 50000 kilometer warranty and provides free technical consultation and problem-solving services to customers.